The sense relationship between "buy" and "purchase" is______.A.hyponymyB.homonymyC.polysem

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The sense relationship between "buy" and "purchase" is______.

A.hyponymy

B.homonymy

C.polysemy

D.synonymy

请帮忙给出正确答案和分析,谢谢!

热搜:a是b的充分条件,b是a的必要条件吗